William Kelly, MD
NPI 1376781443 · Medical Oncology Physician · Silver Spring, MD
William Kelly, MD is a Medical Oncology Physician provider in Silver Spring, MD (NPI 1376781443).
Provider details
- NPI number
- 1376781443
- Entity type
- Individual
- Primary specialty
- Medical Oncology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- D39979 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2009-01-28
- Last updated
- 2021-04-20
- Certified
- 2021-04-20
Frequently asked questions
- What is William Kelly's NPI number?
- William Kelly's National Provider Identifier (NPI) is 1376781443, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Kelly's specialty?
- William Kelly is listed in the NPPES registry with a primary specialty of Medical Oncology Physician (Allopathic & Osteopathic Physicians).
- Where is William Kelly located?
- William Kelly's practice location on file with NPPES is 10750 Columbia Pike Ste 501, Silver Spring, MD 20901-4460.
- What is William Kelly's phone number?
- The practice phone number listed in the NPPES registry for William Kelly is (301) 593-9035.
- Is William Kelly's NPI active?
- Yes — William Kelly's NPI (1376781443) is active in the NPPES registry as of the last update on 2021-04-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.